Chuck Stupca worked for IBM in Rochester, MN for 43.5 years before retiring at the end of 2011. During his time with IBM, Stupca worked extensively with performance and work management topics. At the time of his retirement, he worked with high availability solutions using independent disk pools. In his assignment, he developed courseware that helped customers implement independent disk pool solutions. Stupca has been a frequent speaker at COMMON, IBM technical conferences, and at user groups around the country.